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What is the maximum possible length of a query string?
...r Protocol — HTTP/1.1) states there is no limit to the length of a query string (section 3.2.1). RFC 3986 (Uniform Resource Identifier — URI) also states there is no limit, but indicates the hostname is limited to 255 characters because of DNS limitations (section 2.3.3).
While the specificatio...
Difference between SPI and API?
... 4)
// Maps service names to services
private static final Map<String, Provider> providers =
new ConcurrentHashMap<String, Provider>();
public static final String DEFAULT_PROVIDER_NAME = "<def>";
// Provider registration API
public static void register...
How to count instances of character in SQL Column
I have an sql column that is a string of 100 'Y' or 'N' characters. For example:
16 Answers
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Writing a dict to txt file and reading it back?
...just missing one step. When you read in the file, you are reading it as a string; but you want to turn the string back into a dictionary.
The error message you saw was because self.whip was a string, not a dictionary.
I first wrote that you could just feed the string into dict() but that doesn't ...
JavaScript closure inside loops – simple practical example
...pport let but get the above wrong (they don't create a new i each time, so all the functions above would log 3 like they would if we used var). Edge 14 finally gets it right.
ES5.1 solution: forEach
With the relatively widespread availability of the Array.prototype.forEach function (in 2015), it's ...
How to access random item in list?
...List, and I need to be able to click a button and then randomly pick out a string from that list and display it in a messagebox.
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Checking if all elements in a list are unique
What is the best way (best as in the conventional way) of checking whether all elements in a list are unique?
14 Answers
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Why main does not return 0 here?
... @Mr.32 : good observation, printf() returns the length of the string so it is 9 which is the "return" ofthe main (without using -std=c99).
– Hicham
Dec 30 '11 at 9:16
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What is `params.require(:person).permit(:name, :age)` doing in Rails 4?
All the examples of strong parameters in Rails 4 docs use
2 Answers
2
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Getting time elapsed in Objective-C
...er to use Apple's function CACurrentMediaTime!
I also benchmarked the mach_timebase_info call and it takes approximately 19ns on my iPhone 6, so I removed the (not threadsafe) code which was caching the output of that call.
#include <mach/mach.h>
#include <mach/mach_time.h>
uint64_t g...